Aviation English
Ground Ops

What is unchanged?

unchanged A qualified person seated in the cockpit of a towed aircraft responsible for applying brakes if necessary during towing or pushback operations.

Source: ICAO Doc 9432, FAA PCG

How is “unchanged” Used in Practice?

Brake rider is seated and ready for towing, intercom check complete.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

What is unchanged?

A qualified person seated in the cockpit of a towed aircraft responsible for applying brakes if necessary during towing or pushback operations.

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